CN210128069U

CN210128069U - Shifting fork structure of coiling machine

Info

Publication number: CN210128069U
Application number: CN201921022676.5U
Authority: CN
Inventors: 詹正荣
Original assignee: BEIGUANG METALLURGICAL MACHINERY Co Ltd
Current assignee: BEIGUANG METALLURGICAL MACHINERY Co Ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-03-06
Anticipated expiration: 2029-07-02

Abstract

The utility model discloses a coiler shifting fork structure, which comprises a gearbox upper box, a support component, a shifting fork component, a medium-speed shaft and a hydraulic cylinder, wherein the support component is fixedly arranged inside the gearbox upper box, the support component is connected with one end of the shifting fork component, the other end of the shifting fork component is connected with the hydraulic cylinder, the hydraulic cylinder stretches and retracts to drive a connecting shaft to swing during working, a shifting fork flat frame is driven to swing, a sliding block A and a sliding block B are arranged on the shifting fork flat frame, a sliding gear sleeve is clamped with the sliding block A and the sliding block B, the sliding block A and the sliding block B are driven to swing by the swinging of the shifting fork flat frame, so that the sliding gear sleeve drives the medium-speed shaft to move back and forth, and the clutch process between gears is completed, the traditional fixed sliding block is improved into a mode of an upper bearing and a lower bearing, the lower bearing seat and the upper bearing, the purposes of simple disassembly and convenient maintenance are achieved, the maintenance time is saved, the production efficiency is improved, and the workload of workers is reduced.

Description

Shifting fork structure of coiling machine

Technical Field

The utility model relates to a coiling machine technical field specifically is a coiling machine shift fork structure.

Background

The coiler is a steel rolling workshop auxiliary device for coiling the hot-rolled or cold-rolled steel into a reel shape, and is arranged behind a finished product stand on a hot strip steel continuous rolling mill (hot continuous rolling unit), a cold strip steel continuous rolling mill and a wire rod rolling mill; the single-stand reversible cold-strip rolling mill is arranged in the front and the back of the rolling mill, in addition, the single-stand reversible cold-strip rolling mill is also arranged in various finishing machine sets such as a continuous pickling machine set, a longitudinal shear, an annealing machine and a coating machine, the recoiling machine is applied in a plurality of industries, the steel plate recoiling machine in the metallurgical industry has the most representativeness, the shifting fork is used as a part for regulating the speed of the recoiling machine, along with the long-term use of the shifting fork of the recoiling machine, the damage of the sliding block is easily caused, the existing mode for replacing the sliding block needs to firstly remove the oil cylinder where the shifting fork is located, then remove the support of the shifting fork, and finally integrally remove the upper box.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coiling machine shift fork structure possesses simple dismantlement, is convenient for maintain, saves maintenance time, improves production efficiency, alleviates the advantage of workman's work load, can solve among the prior art and demolish the process complicated, and inconvenient installing and removing and maintaining reduce the efficiency that production overhauld, the not strong problem of practicality.

In order to achieve the above object, the utility model provides a following technical scheme: a shifting fork structure of a coiling machine comprises an upper gearbox, a support assembly, a shifting fork assembly, a medium-speed shaft and a hydraulic cylinder, wherein the support assembly is fixedly arranged inside the upper gearbox, the support assembly is connected with one end of the shifting fork assembly, the other end of the shifting fork assembly is connected with the hydraulic cylinder, the hydraulic cylinder is positioned on the outer side of the upper gearbox, the medium-speed shaft is arranged on the inner side of the upper gearbox, the upper gearbox comprises a gearbox body, a medium-speed shaft butt joint hole, a mounting plate, a sight hole cover A and a sight hole cover B, the sight hole cover A and the sight hole cover B are symmetrically arranged at the top of the gearbox body, the outer wall of the gearbox body is provided with the medium-speed shaft butt joint hole, the shape and the position of the medium-speed shaft butt joint hole are matched with the;

the support assembly comprises a support base, a connecting flange and a left clamping groove, the bottom of the support base is fixedly connected with the mounting plate, the top of the support base is fixedly connected with the left clamping groove through the connecting flange, and the left clamping groove is clamped with the shifting fork assembly;

the shifting fork assembly comprises a linking section, a shifting fork flat frame, lower bearing seats, a sliding block A, a sliding block B and a connecting shaft, wherein the linking section is sleeved in the left clamping groove, the linking section is fixedly connected with the left end of the shifting fork flat frame, the shifting fork flat frame is provided with two sets of lower bearing seats, the tops of the two sets of lower bearing seats are clamped with the extending sections of the sliding block A and the sliding block B respectively, the right side of the shifting fork flat frame is fixedly provided with the connecting shaft, the connecting shaft is fixedly connected with a hydraulic cylinder, and the hydraulic cylinder is fixedly installed on the outer wall of.

Preferably, the sliding block A and the sliding block B are both arranged in a T-shaped structure, and the sliding block A and the sliding block B are both sleeved inside the upper bearing seat.

Preferably, the outer side of the medium-speed shaft is wrapped with a sliding gear sleeve, and the sliding gear sleeve is clamped with the sliding block A and the sliding block B.

Preferably, the position of the sight hole cover A is matched with that of the sliding block A.

Preferably, the position of the sight hole cover B is matched with that of the sliding block B.

Compared with the prior art, the beneficial effects of the utility model are as follows:

this coiling machine shift fork structure improves traditional fixed slider into the mode of upper and lower bearing, adopts the bolt fastening between step and the bolster bearing housing, when the shift fork maintenance need the dismouting slider, need not to demolish pneumatic cylinder and gear box upper box, only needs to follow the installation and removal that handhole door A and handhole door B can realize the slider, reaches simple dismantlement, and the purpose of being convenient for maintain saves the maintenance time, improves production efficiency, alleviates workman's work load.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front view of the fork assembly of the present invention;

FIG. 3 is a schematic side view of the fork assembly of the present invention;

fig. 4 is the utility model discloses a shift fork subassembly and intermediate speed shaft connected schematic.

In the figure: 1. the gear box is arranged on the upper box; 11. a gear housing; 12. a medium speed shaft butt joint hole; 13. mounting a plate; 14. a sight hole cover A; 15. a sight hole cover B; 2. a seat assembly; 21. a support base; 22. connecting flanges; 23. a left card slot; 3. a fork assembly; 31. a joining section; 32. a shifting fork flat frame; 33. a lower bearing seat; 34. a slide block A; 35. a slide block B; 36. a connecting shaft; 37. an upper bearing seat; 4. a medium speed shaft; 41. a sliding gear sleeve; 5. and a hydraulic cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, a shifting fork structure of a coiling machine comprises an upper gearbox 1, a support assembly 2, a shifting fork assembly 3, a medium speed shaft 4 and a hydraulic cylinder 5, wherein the support assembly 2 is fixedly arranged inside the upper gearbox 1, the support assembly 2 is connected with one end of the shifting fork assembly 3, the other end of the shifting fork assembly 3 is connected with the hydraulic cylinder 5, the hydraulic cylinder 5 is positioned outside the upper gearbox 1, the medium speed shaft 4 is arranged inside the upper gearbox 1, the upper gearbox 1 comprises a gearbox body 11, a medium speed shaft butt hole 12, a mounting plate 13, a sight hole cover a14 and a sight hole cover B15, the sight hole cover a14 and the sight hole cover B15 are symmetrically arranged at the top of the gearbox body 11, the outer wall of the gearbox body 11 is provided with the medium speed shaft butt hole 12, the shape and position of the medium speed shaft butt hole 12 are matched with the shape and position of the medium speed shaft 4, the mounting plate 13 is fixedly arranged inside the gearbox body, the support assembly 2 comprises a support base 21, a connecting flange 22 and a left clamping groove 23, the bottom of the support base 21 is fixedly connected with the mounting plate 13, the top of the support base 21 is fixedly connected with the left clamping groove 23 through the connecting flange 22, the left clamping groove 23 is clamped with the shifting fork assembly 3, the position of the sight hole cover A14 is matched with the position of the sliding block A34, and the position of the sight hole cover B15 is matched with the position of the sliding block B35.

Referring to fig. 2-3, the fork assembly 3 includes a connecting section 31, a fork flat frame 32, a lower bearing seat 33, a slider a34, a slider B35 and a connecting shaft 36, the connecting section 31 is sleeved inside the left clamping groove 23, the connecting section 31 is fixedly connected with the left end of the fork flat frame 32, two sets of lower bearing seats 33 are arranged on the fork flat frame 32, tops of the two sets of lower bearing seats 33 are respectively clamped with the extending sections of the slider a34 and the slider B35, the connecting shaft 36 is fixedly arranged on the right side of the fork flat frame 32, the connecting shaft 36 is fixedly connected with the hydraulic cylinder 5, the hydraulic cylinder 5 is fixedly arranged on the outer wall of the gear box 11, the slider a34 and the slider B35 are both arranged in a T-shaped structure, and the slider a34 and the slider B35 are both sleeved inside the.

Referring to fig. 4, the outer side of the middle speed shaft 4 is covered with the sliding gear sleeve 41, and the sliding gear sleeve 41 is engaged with the slider a34 and the slider B35.

The working principle is as follows: during operation, the hydraulic cylinder 5 stretches out and draws back to drive the connecting shaft 36 to swing, the connecting shaft 36 is fixedly connected with the shifting fork flat frame 32 to drive the shifting fork flat frame 32 to swing, the sliding block A34 and the sliding block B35 are arranged on the shifting fork flat frame 32, the sliding gear sleeve 41 is clamped with the sliding block A34 and the sliding block B35, the sliding block A34 and the sliding block B35 are driven by the shifting fork flat frame 32 to swing, so that the sliding gear sleeve 41 drives the medium-speed shaft 4 to move back and forth, the clutch process between gears is completed, and finally the gear shifting purpose is achieved.

In summary, the following steps: the shifting fork structure of the coiling machine, during operation, the hydraulic cylinder 5 stretches out and draws back to drive the connecting shaft 36 to swing, the connecting shaft 36 is fixedly connected with the shifting fork flat frame 32 to drive the shifting fork flat frame 32 to swing, the shifting fork flat frame 32 is provided with the sliding block A34 and the sliding block B35, the sliding gear sleeve 41 is clamped with the sliding block A34 and the sliding block B35, the swing of the shifting fork flat frame 32 drives the sliding block A34 and the sliding block B35 to swing, so that the sliding gear sleeve 41 drives the medium-speed shaft 4 to move back and forth, the clutch process between gears is completed, and finally, the purpose of shifting is achieved, the traditional fixed sliding block is improved into the mode of an upper bearing and a lower bearing, the lower bearing seat 33 and the upper bearing seat 37 are fixed by bolts, when the shifting fork needs to be replaced, the hydraulic cylinder 5 and the upper box 1 of the gear box do not need to be removed, the hole cover A14 and the hole B15 only need, the production efficiency is improved, and the workload of workers is reduced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a coiling machine shift fork structure, includes gearbox upper box (1), support subassembly (2), fork assembly (3), medium speed shaft (4) and pneumatic cylinder (5), its characterized in that: the gear box comprises a gear box body (11), a middle-speed shaft butt joint hole (12), a mounting plate (13), a sight hole cover A (14) and a sight hole cover B (15), wherein the sight hole cover A (14) and the sight hole cover B (15) are symmetrically arranged at the top of the gear box body (11), the middle-speed shaft butt joint hole (12) is formed in the outer wall of the gear box body (11), the shape position of the middle-speed shaft butt joint hole (12) is matched with the shape position of the middle-speed shaft (4), the mounting plate (13) is fixedly arranged in the gear box body (11), the mounting plate (13) is fixedly provided with a support assembly (2);

the support component (2) comprises a support base (21), a connecting flange (22) and a left clamping groove (23), the bottom of the support base (21) is fixedly connected with the mounting plate (13), the top of the support base (21) is fixedly connected with the left clamping groove (23) through the connecting flange (22), and the left clamping groove (23) is clamped with the shifting fork component (3);

fork assembly (3) including linking up section (31), shift fork parallel frame (32), step (33), slider A (34), slider B (35) and connecting axle (36), link up the inside of section (31) cup joint in left draw-in groove (23), link up the left end fixed connection of section (31) and shift fork parallel frame (32), set up two sets of step (33) on shift fork parallel frame (32), the top of two sets of step (33) respectively with the extension section block of slider A (34) and slider B (35), the right side of shift fork parallel frame (32) is fixed to be set up connecting axle (36), connecting axle (36) and pneumatic cylinder (5) fixed connection, pneumatic cylinder (5) fixed mounting is on the outer wall of gearbox casing (11).

2. A coiler fork structure according to claim 1, characterized in that: the sliding block A (34) and the sliding block B (35) are both arranged to be T-shaped structures, and the sliding block A (34) and the sliding block B (35) are both sleeved inside the upper bearing seat (37).

3. A coiler fork structure according to claim 1, characterized in that: the outer side of the medium-speed shaft (4) is coated with a sliding gear sleeve (41), and the sliding gear sleeve (41) is clamped with the sliding block A (34) and the sliding block B (35).

4. A coiler fork structure according to claim 1, characterized in that: the position of the sight hole cover A (14) is matched with that of the sliding block A (34).

5. A coiler fork structure according to claim 1, characterized in that: the position of the sight hole cover B (15) is matched with the position of the sliding block B (35).